Local Calling Guide
Area code/prefix search
Switch: HLDLILXDRS0
- Switch name: HILLSDALE
- Switch type: RSS
- Host: PTBYILXDDS0
- See all switches at this location
NPA-NXX | BLOCK | Rate Centre | Region | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|
309-658 | A | Hillsdale | IL | 1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL | 634 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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